<ion-header>
  <ion-navbar>
    <ion-title>Home</ion-title>
  </ion-navbar>
</ion-header>

<ion-content padding>
  <h2>Welcome to Ionic!</h2>
  <p>
    This starter project comes with simple tabs-based layout for apps
    that are going to primarily use a Tabbed UI.
  </p>
  <p (click)='check()'>
    点击查看天气
  </p>
  {{weather}}
  {{province}}
  {{temperature}}
  {{city}}
</ion-content>
